<div class="price">

  <div class="price__head"></div>
  <div class="price__head">Пн-Пт</div>
  <div class="price__head">Сб, Вс</div>

  <div class="price__head">Один</div>
  <div class="price__col">4 200</div>
  <div class="price__col">5 000</div>

  <div class="price__head">Двое</div>
  <div class="price__col">5 800</div>
  <div class="price__col">7 000</div>

  <div class="price__head">Плюс 1</div>
  <div class="price__col">2 800</div>
  <div class="price__col">2 800</div>

  <div class="price__head">Ребенок</div>
  <div class="price__col">2 200</div>
  <div class="price__col">2 200</div>

</div>

.price {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  
  &__head,
  &__col {
    padding: 10px;
    border: 1px solid red;
  }
  
  &__head {
    font-weight: bold;
  }
  
  @media (min-width: 600px) {
    grid-auto-flow: column;
    grid-template-rows: repeat(3, 1fr);
    grid-template-columns: inherit;
  }
}